449916992 has 28 divisors (see below), whose sum is σ = 1020348480. Its totient is φ = 192821376.

The previous prime is 449916977. The next prime is 449917073. The reversal of 449916992 is 299619944.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 501692 + ... + 502587.

Almost surely, 2^449916992 is an apocalyptic number.

It is an amenable number.

449916992 is an abundant number, since it is smaller than the sum of its proper divisors (570431488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

449916992 is a wasteful number, since it uses less digits than its factorization.

449916992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1004298 (or 1004288 counting only the distinct ones).

The product of its digits is 1259712, while the sum is 53.

The square root of 449916992 is about 21211.2468280391. The cubic root of 449916992 is about 766.2623111158.

The spelling of 449916992 in words is "four hundred forty-nine million, nine hundred sixteen thousand, nine hundred ninety-two".